1 2005-01-29 Richard Henderson <rth@redhat.com>
3 * combine.c (make_field_assignment): Fix argument order
6 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8 PR tree-optimization/15791
9 * fold-const.c (extract_array_ref): New function.
10 (fold): Fold comparisons between &a[i] and &a[j] or
11 semantically equivalent trees.
13 2005-01-29 Jeff Law <law@redhat.com>
15 * gcse.c (insert_expr_in_table): Revamp handling of available
16 and anticipatable occurrence lists to avoid unnecessary list
18 (insert_set_in_table): Similarly.
20 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
22 * c-common.c (fix_string_type): Just use c_build_qualified_type to
24 (c_build_qualified_type): Build qualified array types with
25 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
26 * c-decl.c (c_make_fname_decl): Build unqualified array type
27 before qualified type.
28 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
29 type is qualified, not just if type itself is. Don't apply
30 qualifiers to array type when declarator is processed. Apply
31 qualifiers to field type whether or not it is an array type.
32 Don't handle array types specially for applying qualifiers to
34 * c-typeck.c (composite_type): Build unqualified element type and
35 array type when forming composite of array types.
36 (common_pointer_type, comptypes, comp_target_types,
37 type_lists_compatible_p, build_indirect_ref, build_array_ref,
38 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
40 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
41 (args2) in variables a1 and a2.
43 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
45 * cse.c (n_elements_made, max_elements_made): Remove.
46 (insert): Don't touch n_elements_made.
47 (cse_main): Don't touch n_elements_made or max_elements_made.
49 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
52 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
53 configuration part of dp-bit.c to be lost.
55 2005-01-28 Roger Sayle <roger@eyesopen.com>
57 * expmed.c (expand_mult_highpart_optab): When attempting to use
58 a non-widening multiplication in a wider mode, the operands need
59 to be converted (zero or sign extended) to that mode.
61 2005-01-28 Ian Lance Taylor <ian@airs.com>
65 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
66 through if both operands fall through.
68 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
70 * cse.c (fold_rtx) <PC>: Don't optimize.
72 2005-01-28 Jeff Law <law@redhat.com>
74 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
75 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
77 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
79 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
80 cse_reg_info_used_list_end): Remove.
81 (cse_reg_info_list, cse_reg_info_list_free): New.
82 (get_cse_reg_info): When allocating an instance of
83 cse_reg_info, add it to the beginning of the cse_reg_info_list
84 list. Remove code to maintain cse_reg_info_used_list.
85 (new_basic_block): Reset the free list to the beginning of
88 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
90 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
91 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
92 (frv_expand_mdpackh_builtin): New function.
93 (frv_expand_builtin): Use it to expand __MDPACKH.
94 * doc/extend.texi (__MDPACKH): Update documentation.
96 2005-01-28 Uros Bizjak <uros@kss-loka.si>
98 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
99 SSE_FLOAT_MODE_P for use_sse computation.
101 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
104 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
106 2005-01-27 Richard Henderson <rth@redhat.com>
108 * builtins.c (expand_builtin_copysign): New.
109 (expand_builtin): Call it.
110 * genopinit.c (optabs): Add copysign_optab.
111 * optabs.c (init_optabs): Initialize it.
112 (expand_copysign): New.
113 * optabs.h (OTI_copysign, copysign_optab): New.
114 (expand_copysign): Declare.
116 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
117 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
119 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
120 (ix86_expand_fp_absneg_operator): ... here.
121 (ix86_split_copysign): New.
122 * config/i386/i386-protos.h: Update.
123 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
124 (copysignsf3, copysigndf3): New.
126 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
127 (copysignsf3, ncopysignsf3): New.
128 (copysigndf3, ncopysigndf3): New.
129 (copysignxf3, ncopysignxf3): New.
130 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
132 2005-01-27 Arend Bayer <arend.bayer@web.de>
133 Kazu Hirata <kazu@cs.umass.edu>
135 * cse.c: (find_best_addr): Don't call copy_rtx before calling
136 fold_rtx. Save cost recomputation if fold_rtx did nothing.
137 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
140 2005-01-27 Jeff Law <law@redhat.com>
142 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
143 definitions of SSA_NAMEs which are not being rewritten.
144 (rewrite_ssa_into_ssa): Only initialize the current definition
145 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
146 If checking is enabled, assert that SSA_NAME_AUX is clear for all
147 SSA_NAMEs before returning.
149 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
151 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
152 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
153 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
154 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
155 config/mips/iris6.h, config/sh/sh.c: Update copyright.
157 2005-01-27 Steven Bosscher <stevenb@suse.de>
160 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
161 higher to -O2 and higher. Likewise for tree PRE.
162 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
165 2005-01-27 Ian Lance Taylor <ian@airs.com>
168 * gimple-low.c (try_catch_may_fallthru): New static function.
169 (block_may_fallthru): Handle TRY_CATCH_EXPR.
170 * tree-inline.c (expand_call_inline): Don't warn about reaching
171 the end of a non-void function being inlined if the function uses
174 2005-01-27 Jakub Jelinek <jakub@redhat.com>
176 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
179 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
180 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
181 (implicitly_declare): Handle error_mark_node.
183 2005-01-27 Richard Henderson <rth@redhat.com>
186 * tree.h (struct tree_decl): Add debug_expr_is_from.
187 (DECL_DEBUG_EXPR_IS_FROM): New.
188 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
189 * dwarf2out.c (dwarf2out_var_location): Update to match.
190 * tree-outof-ssa.c (create_temp): Likewise.
191 * var-tracking.c (track_expr_p): Likewise.
192 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
193 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
194 * toplev.c (default_tree_printer): Likewise.
196 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
198 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
199 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
201 2005-01-27 Steven Bosscher <stevenb@suse.de>
203 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
204 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
205 ASM_CLOBBERS): Add tree checks.
207 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
208 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
209 * c-common.def (SWITCH_STMT): Update to match.
210 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
211 macros instead of SWITCH_EXPR ones.
212 * c-dump.c (c_dump_tree): Likewise.
213 * c-gimplify.c (gimplify_switch_stmt): Likewise.
214 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
216 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
218 2005-01-27 Alan Modra <amodra@bigpond.net.au>
220 * unwind-dw2.c (execute_stack_op): Add missing cases for
221 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
223 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
225 * config.gcc (Obsolete configurations): Remove 'dummy', add
226 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
229 2005-01-26 Diego Novillo <dnovillo@redhat.com>
231 PR tree-optimization/19633
232 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
234 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
235 are no call-clobbered variables.
236 * tree-outof-ssa.c (check_replaceable): Return false for calls
239 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
241 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
242 even for variables with NULL DECL_INITIAL.
244 2005-01-26 Stuart Hastings <stuart@apple.com>
246 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
248 2005-01-26 Richard Henderson <rth@redhat.com>
251 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
253 * expr.c (store_field): Strip conversions to odd-bit-sized types
254 if the destination field width matches.
256 2005-01-26 Richard Henderson <rth@redhat.com>
258 * c-decl.c, expmed.c, expr.c: Revert last change.
260 2005-01-26 Richard Henderson <rth@redhat.com>
263 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
265 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
266 if we don't need the bits above those present in the current mode.
267 * expr.c (store_field): Strip conversions to odd-bit-sized types
268 if the destination field width matches.
270 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
272 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
273 either -ffast-math or -funsafe-math-optimizations is in use.
275 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
279 * config/avr/avr.c (notice_update_cc): Only set condition code for
280 ashrqi3 if shift count > 0.
281 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
282 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
283 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
284 count <= 0 as a no-op, and shift count >= width by copying zero
285 or sign bit to all bits of the result.
286 * config/avr/avr.md (all shifts): Add alternatives for zero shift
287 count, with attribute "length" set to 0 and "cc" set to "none".
289 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
291 * doc/invoke.texi: Document -mTLS.
293 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
294 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
295 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
296 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
297 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
298 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
299 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
300 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
302 * configure.ac: Check for a TLS capable gas.
304 * configure: Regenerate.
306 2005-01-26 Richard Henderson <rth@redhat.com>
309 * combine.c (make_field_assignment): Simplify store to zero_extract
310 from a source with an overlapping mask.
312 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
314 2004-11-11 Eric Christopher <echristo@redhat.com>
316 * config/frv/frv.md: Add fr400_integer automaton. Don't
317 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
320 2005-01-26 Steven Bosscher <stevenb@suse.de>
323 * cfgbuild.c (make_edges): Do not clear or set
324 current_function_has_computed_jump.
325 * function.h (struct function): Remove the has_computed_jump field.
326 (current_function_has_computed_jump): Do not define.
327 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
328 in a computed jump. Ignore current_function_has_computed_jump.
330 2005-01-26 Richard Henderson <rth@redhat.com>
333 * expr.c (categorize_ctor_elements): New argument p_must_clear.
334 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
336 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
337 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
338 objects into static storage if they have more than one non-zero value.
339 * tree.h (categorize_ctor_elements): Update decl.
341 2005-01-26 Steven Bosscher <stevenb@suse.de>
344 * tree.h (CALL_EXPR_TAILCALL): Add comment.
345 * calls.c (check_sibcall_argument_overlap_1): Revert the change
346 to this function from 2004-07-10.
347 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
348 the current function for tail call optimizations if the address
349 of one of it its arguments is taken.
351 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
353 * cse.c (fold_rtx): Call equiv_constant only when necessary.
355 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
357 * function.c (expand_function_end): If current_function_calls_alloca,
358 emit stack restore in a place that is reached when the function falls
361 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
363 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
364 rule to avoid matching inappropriate suffix rule.
366 2005-01-26 Jan Hubicka <jh@suse.cz>
368 PR tree-optimization/19241
369 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
371 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
373 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
374 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
376 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
377 <sim*>: Always use crt1.o, regardless of N in simN.
378 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
379 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
380 (CRT_CALL_STATIC_FUNCTION): Remove.
381 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
382 use crt1.o, regardless of N in simN.
383 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
384 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
385 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
386 case isystem setting.
387 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
389 2005-01-25 Ian Lance Taylor <ian@airs.com>
391 * gimple-low.c (block_may_fallthru): Correct handling of
392 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
394 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
396 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
397 handlers to match indentation; nested under the mtune=* handler.
398 Similar for mcpu= and march=.
400 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
402 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
403 * config/mips/linux64.h (LIB_SPEC): Likewise.
404 * config/mn10300/linux.h (LIB_SPEC): Likewise.
405 * config/sh/linux.h (LIB_SPEC): Likewise.
407 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
409 * config/frv/frv.c (frv_legitimize_tls_address): New.
410 (TARGET_HAVE_TLS): Define.
411 (FRV_SYMBOL_REF_TLS_P): Define.
412 (frv_override_options): Handle new register classes.
413 (frv_legitimate_address_p): Reject tls addresses.
414 (frv_legitimize_address): Handle TLS addresses.
415 (gen_inlined_tls_plt): New.
417 (frv_legitimize_tls_address): New.
418 (unspec_got_name): Add TLS entries.
419 (got12_operand): Add R_FRV_TLSMOFF12 case.
420 (frv_emit_move): Fixup TLS addresses.
421 (frv_emit_movsi): Legitimize TLS addresses.
423 * config/frv/frv.h (MASK_BIG_TLS): New.
424 (TARGET_BIG_TLS): New.
425 (HAVE_AS_TLS): Define.
426 (TARGET_SWITCHES): Add -mTLS and -mtls options.
427 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
428 (REG_CLASS_NAMES): Same.
429 (REG_CLASS_CONTENTS): Same.
430 (CONSTRAINT_LEN): New.
431 (REG_CLASS_FROM_CONSTRAINT): New.
432 (PREDICATE_CODES): Add symbolic_operand.
434 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
435 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
436 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
437 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
438 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
439 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
440 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
441 GR9_REG, GR14_REG, LRREG.
442 (type): Add load_or_call attribute.
443 ("load_or_call"): New reservation.
444 ("call_gettlsoff"): New.
445 ("tls_indirect_call"): New.
446 ("tls_load_gottlsoff12"): New.
447 ("tlsoff_hilo"): New.
448 ("tls_tlsdesc_ldd"): New.
449 ("tls_tlsoff_ld"): New.
452 * config/frv/frv-protos.h (symbolic_operand): Protoize.
454 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
456 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
457 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
458 * config/frv/frv.c (TLS_BIAS): Define.
459 (frv_output_dwarf_dtprel): New.
461 2005-01-26 Jakub Jelinek <jakub@redhat.com>
463 PR rtl-optimization/19579
464 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
465 both A and B, see if they don't clobber registers the other expr uses.
467 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
469 * real.c (do_add): Initialize signalling and canonical members.
471 * real.c (real_from_integer): Zero out destination.
473 2005-01-18 Jan Hubicka <jh@suse.cz>
475 PR tree-optimize/19337
476 * tree-inline.c (initialize_inlined_parameters): Copy
477 saved_static_chain_decl only.
479 2005-01-25 Richard Henderson <rth@redhat.com>
483 * config/i386/i386.c (x86_inter_unit_moves): Zero.
484 (ix86_preferred_reload_class): Rewrite fp-constant section, with
485 80387 enabled, to return a proper subclass. Return the subset that
486 overlaps with GENERAL_REGS for PLUS.
487 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
489 2005-01-25 Richard Henderson <rth@redhat.com>
492 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
494 2005-01-25 Roger Sayle <roger@eyesopen.com>
496 * expmed.c (choose_multiplier): Change interface to return the
497 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
498 (expand_divmod): Update calls to choose_multiplier.
500 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
503 * expmed.c (extract_bit_field): Use adjust_address instead of
504 gen_lowpart when op0 is a MEM.
506 2005-01-24 Steven Bosscher <stevenb@suse.de>
508 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
510 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
512 * config/mips/irix-csr.c: New file.
513 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
514 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
515 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
518 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
521 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
522 sparc/elf.h, add sparc/sp-elf.h.
523 (sparc-*-rtems*): Likewise.
524 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
525 tm-dwarf2.h, add sparc/sp-elf.h.
526 (sparc86x-*-elf): Likewise.
527 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
528 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
529 TARGET_OS_CPP_BUILTINS.
530 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
531 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
533 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
534 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
535 (SWITCH_TAKES_ARG): Likewise.
536 (LOCAL_LABEL_PREFIX): Likewise.
537 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
538 (TARGET_N_FORMAT_TYPES): Delete.
539 (TARGET_FORMAT_TYPES): Likewise.
540 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
541 * config/sparc/elf.h: Delete.
542 * config/sparc/sp-elf.h: New file.
544 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
546 * tree-flow-inline.h (phi_arg_from_edge): Remove.
547 * tree-flow.h: Remove the corresponding prototype.
548 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
549 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
551 2005-01-24 Jakub Jelinek <jakub@redhat.com>
554 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
555 for AIX ABI or ELF -fPIC.
556 (rs6000_emit_load_toc_table): Don't create toc_section here.
557 (rs6000_xcoff_file_start): Nor here.
559 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
561 * sh.c (ra.h): Don't #include.
562 (hard_regs_intersect_p): New function, resurrected from ra.c.
564 * sh.c: Fix 1996 Copyright.
566 2005-01-24 Richard Henderson <rth@redhat.com>
567 Aldy Hernandez <aldyh@redhat.com>
569 * regrename.c (note_sets): Handle subregs.
571 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
574 * genconditions.c (write_header, write_conditions): Elide file if
577 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
579 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
580 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
583 2005-01-24 Jakub Jelinek <jakub@redhat.com>
585 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
586 expand_builtin_printf, expand_builtin_fprintf,
587 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
588 checking against POINTER_TYPE.
589 (validate_arglist): Handle POINTER_TYPE code by checking
592 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
594 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
596 (for_each_rtx): Call for_each_rtx_1.
597 * rtl.h (init_rtlanal): Declare.
598 * toplev.c (backend_init): Call init_rtlanal.
600 2005-01-24 Jakub Jelinek <jakub@redhat.com>
602 * flow.c (propagate_one_insn): Formatting.
605 * flow.c (libcall_dead_p): Be more conservative if unsure.
606 If there are any instructions between insn and call, see if they are
607 all dead before saying the libcall is dead.
609 2005-01-24 Uros Bizjak <uros@kss-loka.si>
611 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
612 operand constraint for operand 0.
614 2005-01-23 Richard Henderson <rth@redhat.com>
617 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
618 edges leading to join block.
620 2005-01-23 Roger Sayle <roger@eyesopen.com>
622 * expmed.c (expand_mult_highpart): Make static. Change type of
623 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
624 (expand_divmod): Updates calls to expand_mult_highpart by using
625 gen_int_mode to pass a CONST_INT rtx.
626 * rtl.h (expand_mult_highpart): Remove prototype.
628 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
630 * flow.c (regset_bytes, regset_size): Remove.
632 * cfganal.c: Fix a reference to Harvey's paper.
634 2005-01-23 Steven Bosscher <stevenb@suse.de>
636 PR rtl-optimization/19464
637 * tree-optimize.c (init_tree_optimization_passes): Add one more
638 copyrename pass just before out-of-ssa.
640 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
643 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
644 * ggc-none.c (ggc_free): Define.
646 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
648 * cse.c (max_reg, max_insn_uid): Remove.
649 (cse_main): Don't access max_reg or max_insn_uid.
651 * c-common.c (explicit_flag_signed_bitfields,
652 lang_statement_code_p, lang_expand_function_end): Remove.
653 * c-common.h: Remove the corresponding declarations.
654 * c-opts.c (c_common_handle_option): Remove all write access
655 to explicit_flag_signed_bitfields.
657 * cgraph.c (cgraph_varpool_n_nodes): Remove.
658 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
659 * cgraph.h: Remove the corresponding declaration.
661 * gcse.c (null_pointer_info): Remove.
663 2005-01-23 Roger Sayle <roger@eyesopen.com>
664 Eric Botcazou <ebotcazou@libertysurf.fr>
666 * combine.c (simplify_logical): Only simplify logical expressions
667 of the form ior(and(x,y),z) by the inverse distributive law if the
668 result is cheaper than the original.
670 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
672 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
673 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
674 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
675 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
676 config/freebsd-spec.h, config/arm/arm.h,
677 config/h8300/h8300.md, config/i386/i386.md,
678 config/i386/predicates.md, config/i386/sse.md,
679 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
680 config/vax/vax.md: Fix comment typos. Follow spelling
683 2005-01-23 Steven Bosscher <stevenb@suse.de>
685 * gengtype.c (walk_type): Produce `not equal to' compares for loop
686 tests, instead of `less than'.
688 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
690 * function.c (assign_parm_setup_block): When creating a new stack slot
691 for a parameter, get its alignment from the parameter's DECL_ALIGN
692 rather than the type's TYPE_ALIGN. Make sure that the parameter
693 is at least word aligned.
695 2005-01-22 Roger Sayle <roger@eyesopen.com>
698 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
700 2005-01-22 Richard Henderson <rth@redhat.com>
703 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
704 in both compare operands.
705 (movdfcc_1_sse_max): Likewise.
706 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
707 (movdfcc_1_sse): Likewise.
708 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
709 scratch register as needed.
711 2005-01-22 Richard Henderson <rth@redhat.com>
713 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
715 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
717 2005-01-22 Richard Henderson <rth@redhat.com>
719 * genopinit.c (optabs): Use smin/smax for floating point too.
720 * doc/md.texi: Update to match. Clarify that floating point
721 results are undefined for +0/-0 and NaN.
722 * doc/rtl.texi: Likewise.
723 * rtl.def (SMIN, SMAX): Likewise
724 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
726 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
727 leading 's' to the name.
728 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
729 smaxxf3, sminxf3): Likewise.
730 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
733 2005-01-22 Paul Brook <paul@codesourcery.com>
735 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
737 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
739 * config/s390/s390.c (struct processor_costs): New fields
740 dlgr, dlr, dr, dsgfr, dsgr.
741 (z900_cost, z990_cost): Values for new fields.
742 (s390_rtx_costs): New cases MEM und COMPARE in switch
743 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
744 DIV, MOD, UDIV, UMOD.
746 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
748 * config/s390/s390.md ("doloop_si64"): Reload input value directly
749 into the register being decremented.
750 ("doloop_si31", "doloop_di"): Likewise.
751 ("*doloop_si_long"): Adapt pattern.
753 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
755 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
757 (CLASS_MAX_NREGS): Likewise.
759 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
761 * doc/tree-ssa.texi (Statement Operands): Add example for new
762 must-def macro. Note deprecation of old operands interface.
764 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
766 PR tree-optimization/19484
767 * tree-cfg.c (remove_fallthru_edge): New function.
768 (cleanup_control_flow): Remove fallthru edges from calls that are
769 now known not to return.
771 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
773 Fix PR tree-optimization/19038
774 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
775 copies with loop variant ones.
777 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
779 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
780 config/alpha/alpha-protos.h, config/alpha/alpha.h,
781 config/alpha/alpha.md, config/alpha/predicates.md,
782 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
783 config/sparc/sol2.h: Update copyright.
785 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
786 first label to see if it is a nonlocal label.
788 2005-01-22 David Edelsohn <edelsohn@gnu.org>
789 Andrew Pinski <pinskia@physics.uc.edu>
792 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
793 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
795 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
797 * config/rs6000/rtems.h: Update copyright.
799 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
802 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
803 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
804 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
806 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
809 * c-typeck.c (convert_arguments): Check for error_mark_node.
811 2005-01-21 Ian Lance Taylor <ian@airs.com>
813 PR tree-optimization/13000
814 * tree-inline.c: Include "tree-flow.h".
815 (expand_call_inline): If warn_return_type, warn if non-void inline
816 function falls through.
817 * tree-cfg.c (execute_warn_function_return): Don't warn about
818 control reaching end if TREE_NO_WARNING is set. Set
820 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
822 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
823 branch if we don't need one.
824 * c-typeck.c: Include "tree-flow.h"
825 (c_finish_bc_stmt): Don't add a goto if the current statement
826 list doesn't fall through to the current point.
828 2005-01-21 Roger Sayle <roger@eyesopen.com>
830 PR rtl-optimization/576
831 * real.c (real_arithmetic): Change return type from void to bool
832 to return an indication that the result may be inexact.
833 * real.h (real_arithmeric): Update prototype.
834 * fold-const.c (const_binop): Don't constant fold floating
835 point expressions when the user specifies -frounding-math and
836 the result may depend upon the run-time rounding mode.
837 (fold_convert_const_real_from_real): Clean-up.
838 (fold_initializer): Ignore flag_rounding_math for initializers.
839 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
840 constant fold FP operations with flag_rounding_math if the
841 result may depend upon the run-time rounding mode.
843 2005-01-21 Tom Tromey <tromey@redhat.com>
845 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
847 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
849 * tree-cfg.c: Fix comment typos.
851 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
853 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
854 around the call to rest_of_handle_branch_target_load_optimize.
856 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
858 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
859 (sparc64-*-openbsd*): Likewise.
860 (sparclite-*-elf*): Include tm-dwarf2.h.
861 (sparc86x-*-elf*): Likewise.
862 (sparc64-*-elf*): Likewise.
863 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
864 (DBX_DEBUGGING_INFO): Likewise.
865 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
866 (PREFERRED_DEBUGGING_TYPE): Likewise.
867 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
868 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
869 (PREFERRED_DEBUGGING_TYPE): Likewise.
870 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
871 (PREFERRED_DEBUGGING_TYPE): Likewise.
872 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
874 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
877 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
879 2005-01-20 Paul Brook <paul@codesourcery.com>
881 * doc/rtl.texi: Document value extension requirements for CONST_INT.
883 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
885 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
886 label is first in a sequence of labels.
888 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
890 2005-01-20 Janis Johnson <janis187@us.ibm.com>
891 Giovanni Bajo <giovannibajo@gcc.gnu.org>
893 * doc/sourcebuild.texi (Test Directives): New.
895 2005-01-20 Roger Sayle <roger@eyesopen.com>
897 * real.c (real_floor): Don't leave the result uninitialized when
898 mode is VOIDMode, but return the unrounded intermediate value.
899 (real_ceil): Likewise.
901 2005-01-20 Paul Brook <paul@codesourcery.com>
903 * config/arm/arm.md (insv): Use gen_int_mode.
905 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
907 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
908 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
909 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
910 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
911 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
913 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
916 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
917 fbreg, so we have to assume we can't.
918 (loc_descriptor_from_tree_1): Ditto.
919 (containing_function_has_frame_base): New function.
920 (add_location_or_const_value_attribute): Use it.
921 Also try to generate a frame_base from a single element location
924 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
926 PR tree-optimization/15349
927 * timevar.def (TV_TREE_MERGE_PHI): New.
928 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
930 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
931 calls to tree_forwarder_block_p.
932 (remove_forwarder_block_with_phi, merge_phi_nodes,
933 gate_merge_phi, pass_merge_phi): New.
934 * tree-optimize.c (init_tree_optimization_passes): Add
936 * tree-pass.h: Add an extern for pass_merge_phi;
938 2005-01-20 Richard Henderson <rth@redhat.com>
941 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
942 (_mm_castps_pd, _mm_castps_si128): New.
943 (_mm_castsi128_ps, _mm_castsi128_pd): New.
945 2005-01-20 Richard Henderson <rth@redhat.com>
948 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
949 __builtin_ia32_vec_init_v2si.
950 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
951 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
952 (ix86_init_mmx_sse_builtins): Create it.
953 (ix86_expand_builtin): Expand it.
954 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
955 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
956 (vec_extractv2si_0, vec_extractv2si_1): New.
958 2005-01-20 Richard Henderson <rth@redhat.com>
961 * config/i386/i386.c (ix86_expand_push): New.
962 * config/i386/mmx.md (push<MMXMODE>1): New.
963 * config/i386/sse.md (push<SSEMODE>1): New.
964 * config/i386/i386-protos.h: Update.
966 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
968 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
971 2005-01-20 Richard Henderson <rth@redhat.com>
973 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
974 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
976 2005-01-19 Richard Henderson <rth@redhat.com>
979 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
980 to V4SFmode in SSE1 fallback load path.
982 2005-01-19 Richard Henderson <rth@redhat.com>
984 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
985 in QImode expansion to ix86_expand_vector_set.
986 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
988 2005-01-19 Richard Henderson <rth@redhat.com>
991 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
992 subclass of the input class.
993 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
994 Always true for cross-SSE1 classes. Rationalize conditionals.
995 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
996 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
997 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
998 (movdi_2): Add MMX/SSE zeros.
999 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1000 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1001 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1002 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1003 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1004 (zero_extendsidi2_rex64_1): Remove.
1005 (MOV0 peephole): Check GENERAL_REG_P.
1007 2005-01-19 Richard Henderson <rth@redhat.com>
1010 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1012 (ix86_expand_vector_extract): Likewise.
1014 2005-01-19 Richard Henderson <rth@redhat.com>
1017 * expr.c (emit_move_change_mode): New argument force; use
1018 simplify_gen_subreg if true.
1019 (emit_move_via_alt_mode): Merge into ...
1020 (emit_move_via_integer): ... here.
1021 (emit_move_ccmode): Use emit_move_change_mode directly.
1023 2005-01-19 Richard Henderson <rth@redhat.com>
1026 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1027 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1028 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1030 (alpha_emit_set_const): Likewise. Make static.
1031 (alpha_emit_set_long_const): Make static.
1032 (alpha_extract_integer): Split out from alpha_expand_mov.
1033 (alpha_split_const_mov): Likewise.
1034 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1035 (alpha_legitimate_constant_p): New.
1036 * config/alpha/alpha-protos.h: Update.
1037 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1038 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1039 * config/alpha/alpha.md (movsi): Add n alternative.
1040 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1041 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1042 (splitters for all of the above): Use alpha_split_const_mov.
1043 * config/alpha/predicates.md (non_add_const_operand): New.
1044 (non_zero_const_operand): New.
1045 (input_operand): Use alpha_legitimate_constant_p after reload.
1047 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1049 PR tree-optimization/19038
1050 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1051 (add_candidate): Add ivs with increment in latch only if
1052 allow_ip_end_pos_p is true.
1053 (determine_iv_cost): Use empty_block_p.
1055 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1057 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1058 (compute_dominance_frontiers): Ditto.
1060 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1063 * config/sh/t-rtems: New.
1064 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1066 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1068 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1069 the offset of the selected field.
1071 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1073 * tree-cfg.c (remove_forwarder_block): Fix the check to
1074 prevent a nonlocal label from appearing in the middle of a
1077 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1079 PR rtl-optimization/19462
1080 * reorg.c (find_end_label): Create return insn only if
1081 current_function_epilogue_delay_list is empty.
1083 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1085 * doc/passes.texi: Remove paragraph mentioning new-ra.
1087 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1089 PR rtl-optimization/15139
1090 * combine.c: Include params.h.
1091 (count_rtxs): New function.
1092 (record_value_for_reg): If replace_rtx would replace at least
1093 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1094 (clobber (const_int 0)) instead of TEM.
1095 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1096 * params.h (MAX_LAST_VALUE_RTL): New.
1097 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1098 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1101 * c-typeck.c (digest_init): Only call build_vector if all constructor
1102 elements are *_CST nodes.
1103 * gimplify.c (gimplify_init_constructor): Likewise.
1106 * c-typeck.c (digest_init): Only call build_vector if inside_init
1109 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1111 * toplev.c (init_asm_output): Remove dead #ifdef.
1113 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1115 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1117 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1119 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1120 accessing DECL_FUNCTION_CODE.
1121 * dojump.c (do_jump): Likewise.
1122 * gimplify.c (gimplify_call_expr): Likewise.
1123 * predict.c (expr_expected_value): Likewise.
1124 (strip_builtin_expect): Likewise.
1125 * tree-inline.c (estimate_num_insns_1): Likewise.
1126 * tree-ssa-loop-im.c (stmt_cost): Likewise
1127 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1128 (tree_expr_nonnegative_p): Likewise.
1130 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1132 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1133 variant of the load_pcrel_sym pattern.
1134 * config/sparc/sparc.md (P macro): Move to the top.
1135 (load_pcrel_sym): Macroize using P.
1136 (save_register_window): Likewise.
1138 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1140 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1143 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1146 * c-typeck.c (build_asm_expr): Strip nops off
1147 input memory operands.
1149 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1151 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1152 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1153 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1154 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1156 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1159 * config/i386/i386.c (override_options): If the 80387 is disabled,
1160 then do not return FP values using FP registers.
1162 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1164 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1165 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1166 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1167 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1168 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1169 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1170 output.h, postreload-gcse.c, postreload.c, recog.c,
1171 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1172 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1173 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1174 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1175 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1176 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1177 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1178 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1180 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1181 config/alpha/alpha.c, config/arm/vfp.md,
1182 config/i386/emmintrin.h, config/i386/i386-modes.def,
1183 config/i386/i386-protos.h, config/i386/i386.h,
1184 config/i386/pmmintrin.h, config/i386/ppro.md,
1185 config/i386/predicates.md, config/i386/xmmintrin.h,
1186 config/i860/i860.c, config/ia64/ia64-modes.def,
1187 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1188 config/ia64/ia64.md, config/ia64/itanium1.md,
1189 config/ia64/itanium2.md, config/ia64/predicates.md,
1190 config/iq2000/iq2000.h, config/mips/linux64.h,
1191 config/rs6000/aix41.h, config/rs6000/aix43.h,
1192 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1193 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1194 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1195 config/sparc/linux64.h, config/sparc/litecoff.h,
1196 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1197 config/sparc/sparc.h, config/sparc/sparc.md,
1198 config/sparc/sysv4-only.h: Update copyright.
1200 2005-01-18 Richard Henderson <rth@redhat.com>
1203 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1205 2005-01-18 Marc Espie <espie@openbsd.org>
1206 * config/i386/openbsdelf.h: Typo.
1208 2005-01-18 Richard Henderson <rth@redhat.com>
1210 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1211 special case for sse.
1212 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1214 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1216 * tree-inline.c (estimate_num_insns_1): Added cases for
1217 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1219 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1221 PR rtl-optimization/19296
1222 * combine.c (simplify_comparison): Rewrite the condition under
1223 which a non-paradoxical SUBREG of a PLUS can be lifted when
1224 compared against a constant.
1226 2005-01-18 Andi Kleen <ak@muc.de>
1228 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1229 * c.opt (-Wpointer-sign): Add.
1230 * doc/invoke.texi: (-Wpointer-sign): Add.
1232 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1234 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1235 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1236 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1237 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1238 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1239 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1240 for TARGET_MIX_SSE_I387.
1241 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1242 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1243 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1244 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1245 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1246 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1247 TARGET_MIX_SSE_I387.
1248 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1251 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1254 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1255 Add movaps alternative for xmm reg->reg move.
1257 2005-01-17 Jeff Law <law@redhat.com>
1259 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1260 at the end of the main DOM loop rather than just before DOM exits.
1262 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1264 PR tree-optimization/19121
1265 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1266 adding aliases to a name tag, also add them to the pointer's
1268 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1269 sensitive alias info at all. Only check that the two pointers
1270 have compatible pointed-to sets.
1271 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1272 a pointer's type tag is a superset of the alias set of the
1275 2005-01-17 James E Wilson <wilson@specifixinc.com>
1278 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1279 comment to document why.
1281 2005-01-17 Richard Henderson <rth@redhat.com>
1283 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1284 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1285 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1286 sse2_vmsminv2df3_finite): New.
1287 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1288 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1289 Force op1 into register.
1291 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1293 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1294 bubblestrap from always rebuilding build directory.
1296 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1298 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1299 ("*cmpmem_short"): Likewise.
1301 2005-01-17 Steven Bosscher <stevenb@suse.de>
1303 * basic-block.h: Document BB_* flags.
1304 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1305 use an sbitmap instead.
1306 * sched-rgn.c (compute_trg_info): Likewise.
1308 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1310 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1311 redundant target_cpu_default and extra_parts lines. Use the default
1313 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1314 (SUBTARGET_EXTRA_SPECS): Delete.
1315 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1316 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1317 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1318 and "n32" for -mabi=n32.
1320 2005-01-17 Ian Lance Taylor <ian@airs.com>
1323 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1324 fold constant variables into initial values.
1326 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1328 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1330 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1331 through the statements backward.
1333 2005-01-17 Ian Lance Taylor <ian@airs.com>
1335 PR middle-end/13127:
1336 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1337 a variable set to the return value of the inlined function.
1339 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1341 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1342 when modes are tieable.
1344 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1346 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1347 of pthread_create to find out if threads are enabled.
1348 * gthr-posix95.h (__gthread_active_p): Likewise.
1350 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1352 * common.opt (-fnew-ra): Remove.
1354 * toplev.h (flag_new_regalloc): Remove.
1355 * Makefile.in (ra*.*): Don't mention.
1356 * passes.c (rest_of_handle_new_regalloc): Remove.
1357 (rest_of_handle_combine, rest_of_compilation): Always consider
1358 flag_new_regalloc as false.
1359 * doc/invoke.texi: Don't document -fnew-ra.
1361 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1363 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1364 last parameter to reg_scan.
1365 * loop.c (loop_optimize): Likewise.
1366 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1367 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1368 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1369 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1370 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1371 * regclass.c (reg_scan): Likewise, for the declaration.
1372 * rtl.h (reg_scan): Likewise, for the prototype.
1374 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1376 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1377 mark_dfs_back_edges.
1379 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1381 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1382 (compute_avail): Uses don't go in tmp_gen.
1384 2005-01-16 Steven Bosscher <stevenb@suse.de>
1386 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1387 loop to look for a free slot in a page entry.
1389 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1392 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1393 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1394 just before targetm.asm_out.file_end.
1395 * tree.h (process_pending_assemble_output_defs): Declare.
1396 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1398 (assemble_alias): Defer generation of assembly code for defines when
1399 TARGET_DEFERRED_OUTPUT_DEFS is true.
1400 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1401 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1402 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1404 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1407 * pa.c (pa_scalar_mode_supported_p): New function.
1408 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1409 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1411 * pa-protos.h (prefetch_operand): Delete.
1412 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1413 * pa.c (prefetch_operand): Delete.
1414 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1415 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1416 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1417 and prefetch_nocc_operand.
1418 * pa.md (prefetch): Rework to avoid reload problems handling short
1419 displacements when a cache control completer needs to be provided.
1420 (prefetch_32, prefetch_64): Delete.
1421 (prefetch_cc, prefetch_nocc): New patterns.
1423 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1425 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1427 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1430 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1431 exceeds maximum alignment for global common data.
1432 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1433 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1435 2004-01-15 Roger Sayle <roger@eyesopen.com>
1437 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1439 2004-01-15 Roger Sayle <roger@eyesopen.com>
1441 * harg-reg-set.h (reg_class_names): Prototype global array.
1442 * regclass.c (reg_class_names): Declare here and initialize to
1444 (dump_regclass): Remove local declaration of reg_class_names.
1445 (regclass): Likewise.
1446 * cfg.c (dump_flow_info): Likewise.
1447 * ra-debug.c (reg_class_names): Likewise.
1448 * regrename.c (reg_class_names): Likewise.
1449 * reload.c (reg_class_names): Likewise.
1450 * reload1.c (spill_failure): Likewise.
1451 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1453 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1455 * config/s390/s390.md ("reload_outti"): Remove predicate for
1456 output operand. Abort if operand is not a MEM.
1457 ("reload_outdi", "reload_outdf"): Likewise.
1459 2005-01-15 Marc Espie <espie@openbsd.org>
1461 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1462 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1463 * config/openbsd.h: Fix C++ includes for native configurations.
1464 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1465 Add trampoline support.
1466 * config/i386/openbsdelf.h: New.
1468 2005-01-15 Marc Espie <espie@openbsd.org>
1470 * collect2.c (main): Explicitly parse -dynamic-linker option.
1472 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1474 PR tree-optimization/19060
1475 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1476 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1477 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1478 and handle extract_range_from_cond returning false.
1479 * fold-const.c (fold): Optimize comparisons with min/max even for
1480 width > HOST_BITS_PER_WIDE_INT.
1482 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1484 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1485 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1486 Remove little endian multilib variants.
1487 Add mips32 multilib variant.
1489 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1491 * explow.c (copy_all_reg, stabilize): Remove.
1492 * expr.h: Remove the corresponding prototypes.
1494 * rtlanal.c (regs_set_between_p): Remove.
1495 * rtl.h: Remove the corresponding prototype.
1497 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1499 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1500 to rs6000_nonimmediate_operand.
1501 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1502 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1503 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1504 rs6000_nonimmediate_operand.
1505 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1506 rs6000_nonimmediate_operand.
1508 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1510 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1512 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1514 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1516 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1517 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1519 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1520 (rs6k_nonimmediate_operand): New.
1521 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1523 (legitimate_lo_sum_address_p): Same.
1524 (rs6000_legitimize_address): Same.
1525 (rs6000_legitimize_reload_address): Same.
1526 (rs6000_legitimate_address): Same.
1527 (spe_build_register_parallel): Pass DF and DC modes in a DI
1530 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1531 to rs6k_nonimmediate_operand.
1533 * config/rs6000/spe.md ("*frob_df_di"): New.
1534 ("*frob_di_df"): New.
1535 ("*frob_di_df_2"): New.
1536 ("*mov_sidf_e500_subreg0"): New.
1537 ("*mov_sidf_e500_subreg4"): New.
1538 ("*movdf_e500_double"): Change predicate to
1539 rs6k_nonimmediate_operand.
1541 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1543 * postreload.c (move2add_note_store): Only call
1544 trunc_int_for_mode on scalar integers.
1546 2005-01-14 Steven Bosscher <stevenb@suse.de>
1548 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1549 replace BB_VISITED uses.
1550 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1551 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1552 (tree_dce_done): Free visited_control_parents.
1553 (perform_tree_ssa_dce): Allocate and clear it.
1554 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1555 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1556 instead of BB_VISITED.
1558 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1560 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1561 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1562 Remove unused prototypes.
1564 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1566 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1567 64-bit register usage.
1568 (spe_func_has_64bit_regs_p): Add FIXME note.
1570 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1572 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1573 flag_finite_math_only with flag_unsafe_math_optimizations.
1575 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1577 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1579 (__tpf_eh_return): Copy TPF private stack area from the module
1580 boundary stack frame. Add check for when module addresses are
1581 equal, but no stub address is found.
1583 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1586 * arm.h (struct machine_function): Add call_via field.
1587 (thumb_call_via_label): Declare.
1588 * arm.c (thumb_call_via_label): New variable.
1589 (thumb_call_reg_needed): New variable.
1590 (arm_output_function_epilogue): For Thumb code, output any per-function
1591 call-indirect trampolines.
1592 (thumb_call_via_reg): New function.
1593 (arm_file_end): New function.
1594 (TARGET_ASM_FILE_END): Call arm_file_end.
1595 (aof_file_end): Likewise.
1596 * arm-protos.h (thumb_call_via_reg): Declare.
1597 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1598 thumb_call_via_reg in normal case.
1600 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1603 PR rtl-optimization/19348
1604 * recog.c (peephole2_optimize): Do global life update if some peephole
1605 decides it doesn't need at least one of its inputs and that change
1606 influences liveness at the start of the basic block.
1608 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1609 arguments instead of 1.
1611 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1614 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1615 zero for nested functions needing a static chain or functions
1616 with a non-constant address.
1618 2005-01-13 Roger Sayle <roger@eyesopen.com>
1620 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1621 (and (sign_extend X) C) into (zero_extend (and X C)).
1623 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1625 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1627 2005-01-13 Richard Henderson <rth@redhat.com>
1632 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1633 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1634 not just TARGET_SSE.
1635 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1636 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1637 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1638 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1639 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1640 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1641 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1642 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1643 (movdicc_c_rex64): Rename with '*'.
1644 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1645 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1646 (movsfcc_1_387): Rename from movsfcc_1.
1647 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1648 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1649 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1650 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1651 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1652 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1653 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1654 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1655 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1656 sse_movdfcc_const0_4): Remove.
1657 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1658 recognize min/max early. Update for changed sse cmove patterns.
1659 (ix86_split_sse_movcc): New.
1660 * config/i386/i386-protos.h: Update.
1662 2005-01-13 Steven Bosscher <stevenb@suse.de>
1664 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1665 (fix_stmt_v_may_defs): Likewise.
1667 2005-01-13 Richard Henderson <rth@redhat.com>
1669 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1670 for converting the mask.
1672 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1674 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1677 2005-01-13 Richard Henderson <rth@redhat.com>
1679 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1680 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1681 IX86_BUILTIN_MOVDQ2Q): Remove.
1682 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1683 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1684 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1686 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1687 (sse2_pextrw): Fix immediate constraint.
1688 (sse2_loadq, sse2_loadq_rex64): Remove.
1689 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1690 Use __builtin_ia32_vec_ext_<size>.
1691 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1693 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1695 * function.c (assign_parm_setup_block): Look inside original
1696 entry_parm when inspecting PARALLEL.
1698 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1699 Joel Sherrill <joel@oarcorp.com>
1702 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1703 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1704 rtems_gxx_recursive_mutex_init.
1705 (__gthread_recursive_mutex_lock): New function.
1706 (__gthread_recursive_mutex_trylock): Likewise.
1707 (__gthread_recursive_mutex_unlock): Likewise.
1709 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1711 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1713 2005-01-13 Jan Beulich <jbeulich@novell.com>
1715 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1716 (ashrti3_internal): Indicate output is early clobber. Generate result
1717 into output rather than first input. Use move for low word of output
1718 if shift count is exactly 64.
1719 (lshrti3_internal): Likewise.
1721 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1725 * reload1.c (delete_output_reload): Don't delete an output reload
1726 if the pseudo lives longer than a single basic block. Adjust and
1727 improve wording of comment.
1729 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1732 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1733 of TYPE_SIZE where we mean the number of bytes.
1735 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1737 * function.c (assign_parm_setup_block): Relax condition on
1738 multi-register optimization.
1740 2005-01-12 Nick Clifton <nickc@redhat.com>
1742 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1743 an "in_delay_slot" attribute of "no" to prevent them being used in
1744 delay slots. This is forbidden because they might generate
1747 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1750 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1753 2005-01-12 Nick Clifton <nickc@redhat.com>
1755 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1756 passed on to GAS) but do not define, as GAS no longer supports or
1757 needs the -m2000 option.
1759 2005-01-11 Roger Sayle <roger@eyesopen.com>
1761 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1762 type as args of unprototyped builtins aren't automatically promoted.
1763 (fold_builtin_abs): Likewise.
1765 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1767 * Makefile.in: Set a `build-warn' variable.
1769 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1771 PR tree-optimization/17949
1772 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1773 (find_interesting_uses_address): Use it.
1775 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1777 * regrename.c (kill_value): Handle subreg's that won't simplify.
1779 2005-01-11 Richard Henderson <rth@redhat.com>
1782 * config/i386/i386.h (enum ix86_builtins): Move ...
1783 * config/i386/i386.c: ... here.
1784 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1785 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1786 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1787 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1788 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1789 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1790 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1791 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1792 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1793 IX86_BUILTIN_LOADDDUP): Remove.
1794 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1795 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1796 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1797 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1798 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1799 (ix86_init_builtins): Make static.
1800 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1801 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1802 if all the modes match. Otherwise, fake it.
1803 (get_element_number, ix86_expand_vec_init_builtin,
1804 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1805 (ix86_expand_builtin): Make static. Update for changed builtins.
1806 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1807 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1808 (ix86_expand_vector_init_duplicate): New.
1809 (ix86_expand_vector_init_low_nonzero): New.
1810 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1811 Split out from ix86_expand_vector_init; handle integer modes.
1812 (ix86_expand_vector_init): Use them.
1813 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1814 * config/i386/i386-protos.h: Update.
1815 * config/i386/predicates.md (reg_or_0_operand): New.
1816 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1817 (movv2sf_internal): Likewise. And a splitter to match them all.
1818 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1819 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1820 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1821 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1822 (mmx_pinsrw): Fix operand ordering.
1823 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1824 rather than sse_loadss expander.
1825 (movv2df splitter): Similarly.
1826 (sse_loadss, sse_loadlss): Remove.
1827 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1828 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1829 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1830 (sse3_movddup): Rename with '*'.
1831 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1832 (sse2_loadsd): Remove.
1833 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1834 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1835 (sse2_pinsrw): Fix argument ordering.
1836 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1837 (sse2_stored): Remove 'r' destination.
1838 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1839 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1840 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1841 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1842 vec_extractv16qi, vec_initv16qi): New.
1844 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1845 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1846 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1848 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1849 (_mm_load_si128, _mm_store_si128): Likewise.
1850 (_mm_load1_pd): Use _mm_set1_pd.
1851 (_mm_load_sd): Use _mm_set_sd.
1852 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1853 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1854 (_mm_set_epi64): Use _mm_set_epi64x.
1855 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1856 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1857 _mm_setr_epi8): Use _mm_set_foo form.
1858 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1859 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1860 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1861 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1862 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1863 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1864 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1865 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1866 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1867 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1868 (_mm_movedup_pd): Use _mm_shuffle_pd.
1869 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1870 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1871 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1872 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1874 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1875 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1876 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1877 (_mm_store_ps): Use raw dereference.
1878 (_mm_store1_ps): Use _mm_storeu_ps.
1879 (_mm_storer_ps): Use _mm_store_ps.
1880 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1881 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1883 2005-01-11 Stan Shebs <shebs@apple.com>
1885 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1886 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1888 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1891 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1892 Skip all DECLs except for FIELD_DECLs.
1894 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1896 * config/s390/s390.c (override_options): Return error if
1897 -mbackchain, -mpacked-stack and -mhard-float are used together.
1898 (s390_va_start): Remove the backchain && packed-stack special case.
1899 (s390_gimplify_va_arg): Likewise.
1900 * doc/invoke.texi: Remove the ABI incompatibility note.
1902 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1904 * config/s390/s390.c (struct s390_frame_layout): Remove
1906 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1907 save_backchain_p with TARGET_BACKCHAIN.
1909 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1912 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1913 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1914 * function.c (locate_and_pad_parm): Set new field.
1915 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1916 Tweak where_pad test to include "none". Always set mem align for
1918 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1919 not sufficient for type.
1920 (assign_parm_setup_block): If stack_parm is zero on entry, always
1921 make a new stack local. Block move old stack parm if necessary
1922 to new aligned stack local.
1923 (assign_parm_setup_stack): Use a block move to handle
1924 potentially misaligned entry_parm.
1925 (assign_parms_unsplit_complex): Specify required alignment when
1926 creating stack local.
1927 * calls.c (compute_argument_addresses): Override alignment of stack
1928 arg calculated from its type with the alignment given by
1929 FUNCTION_ARG_BOUNDARY.
1930 (store_one_arg): Likewise.
1932 2005-01-11 Jan Beulich <jbeulich@novell.com>
1934 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1935 Change respective itanium_class attribute to ialu.
1936 (shladdp4_internal): New.
1937 * config/ia64/predicates.md (shladd_log2_operand): New.
1939 2005-01-11 Richard Henderson <rth@redhat.com>
1941 * expr.c (store_constructor): Use rtvec_alloc instead of
1942 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1944 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1946 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1948 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1950 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1951 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1952 (TARGET_RWRELOC): Define.
1953 (ia64_rwreloc_section_type_flags): Delete.
1954 (ia64_section_type_flags): New function.
1955 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1956 (TARGET_RWRELOC): Define.
1958 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1961 * config/ia64/ia64.c (process_set): For alloc insn, only call
1962 process_epilogue is !frame_pointer_needed.
1964 2005-01-10 Roger Sayle <roger@eyesopen.com>
1967 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1968 unary operator and can't be treated as a binary/comparison operator.
1970 2005-01-10 Richard Henderson <rth@redhat.com>
1972 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1973 (ix86_return_in_memory): Likewise.
1974 (function_arg_advance): Likewise. Mirror structure in function_arg
1975 for choosing register to advance.
1977 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1979 * tree-vectorizer.c, tree.def: Fix comment typos.
1981 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1983 * config/s390/s390.c (struct processor_costs): 4 new fields:
1984 ddbr, ddr, debr, der.
1985 (s390_rtx_costs): More precise handling of divide instructions.
1987 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1989 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1991 2005-01-10 Jan Beulich <jbeulich@novell.com>
1993 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1994 names resulting from -ffunction-sections/-fdata-sections and linkonce
1996 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1997 based on the section name. Rearrange the section name comparison logic
1998 slightly so that each section name is compared against at most once.
2000 2005-01-10 Ben Elliston <bje@au.ibm.com>
2002 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2003 targets for which -fPIC reduces limitations on the GOT size.
2005 2005-01-09 Falk Hueffner <falk@debian.org>
2007 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2010 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2013 * collect2.c (main): Set aixrtl_flag for -brtl option.
2014 (resolve_lib_name): Search for .so file extension before .a
2017 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2019 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2020 (vect_analyze_data_refs_alignment): Add dump prints.
2022 2005-01-09 Ira Rosen <irar@il.ibm.com>
2024 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2025 expr_invariant_in_loop_p.
2026 Initialize outputs first thing in the function.
2027 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2028 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2029 (vect_analyze_pointer_ref_access): Check that the initial condition of
2030 the access function is loop invariant.
2032 2005-01-09 Richard Henderson <rth@redhat.com>
2034 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2035 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2036 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2037 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2038 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2039 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2040 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2041 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2042 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2043 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2044 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2045 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2046 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2047 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2048 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2049 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2050 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2051 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2052 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2053 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2054 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2055 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2056 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2058 (mmx_clrdi, pavgusb): Remove.
2059 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2060 with leading sse_ prefix.
2061 * config/i386/sse.md: Receive them.
2062 * config/i386/mmx.md: New file.
2063 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2064 (subrv2sf3): Turn into expander for normal subtraction.
2065 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2066 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2067 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2068 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2069 commutative; use ix86_binary_operator_ok.
2070 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2071 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2072 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2073 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2074 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2075 Macroize from existing patterns; use ix86_binary_operator_ok.
2076 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2077 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2078 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2079 with vec_select+vec_concat.
2080 (mmx_pshufw, mmx_pshufw_1): Likewise.
2081 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2082 (mmx_uavgv4hi3): Model correctly.
2083 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2084 _mm_xor_si64): Remove casts.
2086 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2088 PR tree-optimization/19224
2089 * tree-scalar-evolution.c (get_instantiated_value,
2090 set_instantiated_value): New functions.
2091 (instantiate_parameters_1): Cache the results.
2092 (instantiate_parameters, resolve_mixers): Initialize and free
2095 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2097 * config/i386/i386.md (addhi_4): Correct reference in comment.
2100 2005-01-08 Richard Henderson <rth@redhat.com>
2102 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2103 (_mm_cvtsi128_si64x): Likewise.
2104 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2105 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2106 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2107 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2108 * config/i386/i386-protos.h: Update.
2109 * config/i386/i386.c (print_operand): Add 'H'.
2110 (ix86_fixup_binary_operands): Split out from ...
2111 (ix86_expand_binary_operator): ... here.
2112 (ix86_fixup_binary_operands_no_copy): New.
2113 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2114 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2115 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2116 (safe_vector_operand): Use CONST0_RTX.
2117 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2118 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2119 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2120 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2122 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2123 (IX86_BUILTIN_CMPNGESS): New.
2124 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2125 (attr type): Add sselog1.
2126 (attr unit, attr memory): Handle it.
2127 (movti, movti_internal, movti_rex64): Move near other integer moves.
2128 (movtf, movtf_internal): Move near other fp moves.
2129 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2130 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2131 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2132 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2133 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2134 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2135 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2136 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2137 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2138 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2139 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2140 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2141 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2142 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2143 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2144 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2145 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2146 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2147 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2148 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2149 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2150 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2151 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2152 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2153 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2154 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2155 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2156 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2157 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2158 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2159 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2160 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2161 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2162 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2163 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2164 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2165 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2166 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2167 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2168 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2169 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2170 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2171 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2172 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2174 (SSEPUSH, push<SSEPUSH>): Remove.
2175 (MMXPUSH, push<MMXPUSH>): Remove.
2176 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2177 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2178 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2179 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2180 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2181 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2182 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2183 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2184 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2185 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2186 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2187 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2188 (ppro_sse_log_V4SF): Handle sselog1.
2189 * config/i386/predicates.md (const_0_to_1_operand): New.
2190 (const_0_to_255_mul_8_operand): New.
2191 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2192 (const_2_to_3_operand, const_4_to_7_operand): New.
2193 * config/i386/sse.md: New file.
2194 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2195 (sse_movups): Rename from sse_movups_1.
2196 (sse_loadlss): Rename from sse_loadss_1.
2197 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2199 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2200 (absv4sf2, negv2df, absv2df): New.
2201 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2202 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2203 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2204 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2205 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2206 (sse3_addsubv4sf3): Model correctly.
2207 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2208 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2209 (sse_movhlps): Model with vec_select+vec_concat.
2210 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2211 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2212 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2213 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2214 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2215 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2216 sse2_pshufhw_1): Likewise.
2217 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2218 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2219 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2220 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2221 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2222 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2223 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2224 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2225 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2226 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2227 sminv8hi3): Mark commutative
2228 operands. Use ix86_binary_operator_ok.
2229 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2230 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2231 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2232 sse2_punpcklqdq): Allow operand2 in memory.
2233 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2234 sse2_movsd): Add memory alternatives.
2235 (sse_storelps): Turn expander into an insn; split after reload.
2236 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2237 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2239 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2241 * configure.ac (DWARF-2 debug_line): Use objdump.
2242 * configure: Regenerate.
2244 2005-01-08 Jeff Law <law@redhat.com>
2245 Diego Novillo <dnovillo@redhat.com>
2247 PR tree-optimization/18241
2248 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2249 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2250 statements with volatile operands.
2251 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2252 operands after marking a statement with has_volatile_ops.
2254 2005-01-08 Roger Sayle <roger@eyesopen.com>
2256 * tree.c (int_fits_type_p): Always honor integer constant
2257 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2259 2005-01-08 Roger Sayle <roger@eyesopen.com>
2261 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2262 the latent bug in rtl_delete_block has been resolved.
2264 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2266 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2267 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2269 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2271 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2272 library as @multilib_dir@/$(SHLIB_SONAME).
2274 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2276 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2277 * configure: Regenerate.
2279 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2281 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2284 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2287 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2288 Convert non-word aligned offset address using ld/std into
2291 2005-01-07 Richard Henderson <rth@redhat.com>
2293 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2295 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2297 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2299 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2301 PR tree-optimization/19283
2302 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2303 is not shorter than the original type.
2305 PR rtl-optimization/19012
2306 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2308 PR rtl-optimization/18861
2309 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2310 (FULL_STATE): Define.
2311 (mark_tablejump_edge): New function.
2312 (purge_dead_tablejump_edges): New function.
2313 (find_bb_boundaries): Use it.
2315 PR tree-optimization/18828
2316 * builtins.c (expand_builtin_next_arg): Remove argument and all
2317 the argument checking.
2318 (expand_builtin): Adjust caller.
2319 (expand_builtin_va_start): Likewise. Remove error for too many
2321 (fold_builtin_next_arg): Issue error for too many arguments.
2322 After checking arguments, replace them with magic arguments that
2323 prevent further checking of the args.
2325 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2327 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2329 2005-01-06 Roger Sayle <roger@eyesopen.com>
2332 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2333 and %{.S:...} (and their negative variants) to test whether the
2334 input file is assembler or pre-processed-assembler independent of
2335 the actual filename extension.
2337 2005-01-06 Roger Sayle <roger@eyesopen.com>
2339 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2340 of sign or zero extended values.
2342 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2344 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2345 for IBM long double format correctly.
2347 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2349 Fix PR tree-optimization/18792
2351 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2352 to first_loop_depth, and use loop depth instead of loop number.
2353 (build_classic_dir_vector): Ditto.
2354 (compute_data_dependences_for_loop): Use depth, not loop number.
2355 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2356 number. Pass in loops, instead of loop numbers.
2357 (gather_interchange_stats): Ditto.
2358 (linear_transform_loops): Ditto.
2360 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2363 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2364 biv_fits_mode_p, extension_within_bounds_p): New functions.
2365 (check_ext_dependent_givs): Use them.
2367 2005-01-06 Roger Sayle <roger@eyesopen.com>
2369 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2370 more than one barrier, in which case we should delete them all.
2372 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2374 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2376 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2378 Fix PR middle-end/19286
2380 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2381 output this subprogram, simply ignore this attempt to do it again.
2382 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2383 origin attribute if it's not possible.
2384 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2385 (decls_for_scope): Ditto.
2386 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2387 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2389 2005-01-05 Richard Henderson <rth@redhat.com>
2392 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2393 (bdesc_2arg): Use it.
2394 (ix86_expand_binop_builtin): Force operands into registers
2396 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2397 ix86_expand_sse_compare, ix86_expand_sse_comi,
2398 ix86_expand_builtin): Likewise.
2400 2005-01-05 Richard Henderson <rth@redhat.com>
2402 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2404 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2405 (mulv4hi3): Set itanium_class mmmul.
2406 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2407 (fpack): Rename from fpack_sfsf.
2409 2005-01-05 Richard Henderson <rth@redhat.com>
2412 * reload1.c (do_input_reload): Restrict the optimization deleteing
2413 a previous output reload to RELOAD_FOR_INPUT.
2415 2005-01-05 Steven Bosscher <stevenb@suse.de>
2417 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2418 comment that we fall through after case.
2419 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2420 (distribute_links): Likewise.
2421 * cse.c (cse_insn): Likewise.
2422 * cselib.c (cselib_invalidate_mem): Likewise.
2423 * df.c: Update comments at the top of the file.
2424 (read_modify_subreg_p): Update comments here too.
2425 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2426 * flow.c (mark_set_1): Likewise.
2427 (mark_used_regs): Likewise.
2428 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2429 (canon_list_insert): Likewise.
2430 (mark_set): Likewise.
2431 (try_replace_reg): Likewise.
2432 (store_killed_in_insn): Likewise.
2433 * loop.c (count_one_set): Likewise.
2434 (basic_induction_var): Likewise.
2435 * postreload-gcse.c (find_mem_conflicts): Likewise.
2436 * postreload.c (reload_combine_note_store): Likewise.
2437 (move2add_note_store): Likewise.
2438 * reload.c (find_equiv_reg): Likewise.
2439 (mark_referenced_resources): Likewise.
2440 * rtlanal.c (set_noop_p): Likewise.
2441 (note_stores): Likewise.
2442 (note_uses): Likewise.
2443 * sched-deps.c (sched_analyze_1): Likewise.
2444 * sched-rgn.c (check_live_1): Likewise.
2445 (update_live_1): Likewise.
2446 * config/i860/i860.c: Likewise.
2448 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2450 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2452 * doc/rtl.texi: Update documentation for bit-fields and SET.
2454 2005-01-05 Roger Sayle <roger@eyesopen.com>
2456 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2458 2005-01-05 Jan Hubicka <jh@suse.cz>
2459 Richard Henderson <rth@redhat.com>
2462 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2465 2005-01-05 Richard Henderson <rth@redhat.com>
2468 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2469 (sse_shufps): Change operand 3 to const_int_operand.
2470 (sse2_storelps): Fix typo in template.
2471 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2472 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2473 (ix86_expand_builtin): Likewise.
2475 2005-01-05 Julian Brown <julian@codesourcery.com>
2477 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2478 as aggregates for AAPCS ABIs.
2480 2005-01-05 Stan Shebs <shebs@apple.com>
2482 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2483 Mach-O getters if ppc64.
2484 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2486 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2487 signed four-byte field for global code case.
2488 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2490 2005-01-05 Roger Sayle <roger@eyesopen.com>
2493 * c-common.c: Include real.h.
2494 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2495 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2496 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2497 * Makefile.in (c-common.o): Update dependencies.
2499 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2501 * c-parse.in (asm_string): Add trailing semicolon.
2503 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2505 * c-parse.in (asm_string): New. Don't allow wide strings in
2507 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2508 asm_string instead of STRING.
2510 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2512 * c-typeck.c (constructor_no_implicit): Remove.
2513 (set_designator, process_init_element): Don't check
2514 constructor_no_implicit.
2516 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2517 Kaz Kojima <kkojima@gcc.gnu.org>
2520 * lcm.c (create_pre_exit): New.
2521 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2522 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2524 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2526 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2527 -msoft-float in target_float_switch.
2528 * arm.c (arm_override_options): Fix processing of target_float_switch.
2530 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2532 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2535 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2537 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2538 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2540 2005-01-04 Roger Sayle <roger@eyesopen.com>
2542 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2543 if deleting the then-block allows the test-block to fallthru to the
2546 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2549 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2550 after the full declaration if the are in two different TUs.
2552 2005-01-04 Richard Henderson <rth@redhat.com>
2555 * tree-sra.c (generate_one_element_init): Just
2556 call gimplify_and_add.
2557 (generate_element_init): Record the
2558 new referenced variables and mark them for renaming
2559 and split out to ...
2560 (generate_element_init_1): This.
2561 (scalarize_init): Don't call push_gimplify_context/
2562 pop_gimplify_context.
2564 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2566 * toplev.c (get_src_pwd): Handle failure of getpwd().
2568 2005-01-04 Roger Sayle <roger@eyesopen.com>
2570 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2572 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2573 all the cases handled by it are inverted by invert_truthvalue.
2575 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2577 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2578 (save_register_windowsi): Likewise.
2580 2005-01-04 Richard Henderson <rth@redhat.com>
2582 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2584 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2587 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2588 any simplifications of vector mode comparison operators.
2589 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2591 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2592 Devang Patel <dpatel@apple.com>
2594 PR tree-optimization/18308
2595 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2596 the operands before creating a new expression.
2597 * dojump.c (do_jump): Make drop_through_label available
2598 for all cases. Add expansion of COND_EXPR.
2600 2005-01-04 Ira Rosen <irar@il.ibm.com>
2602 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2603 INTEGER_CST instead of TREE_CONSTANT.
2604 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2605 instead of TREE_CONSTANT.
2606 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2607 instead of TREE_CONSTANT.
2609 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2611 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2613 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2616 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2617 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2619 2005-01-03 Richard Henderson <rth@redhat.com>
2621 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2622 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2623 fold_convert_const_real_from_real): Split out from ...
2624 (fold_convert_const): ... here.
2626 2005-01-03 Richard Henderson <rth@redhat.com>
2629 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2630 (mov<MMXMODEI>_internal): Likewise.
2631 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2632 Add V2SF case; use it for SSE1; don't use TI.
2633 (movdf_integer): Likewise.
2634 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2636 2005-01-03 Ira Rosen <irar@il.ibm.com>
2638 * tree-vectorizer.c (vect_strip_conversions): New function.
2639 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2640 check for binary class.
2642 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2646 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2648 * gimple-low.c (mark_blocks_with_used_vars): New function.
2649 (mark_blocks_with_used_subblocks): Ditto.
2650 (mark_used_blocks): Ditto.
2651 (pass_mark_used_blocks): New pass.
2652 * tree-inline.c: Include debug.h.
2653 (expand_call_inline): Call outlining_inline_function here.
2654 * tree-optimize.c (init_tree_optimization_passes): Add
2655 pass_mark_used_blocks.
2656 * tree-pass.h (pass_mark_used_blocks): New.
2657 * Makefile.in (tree-inline.o): Add debug.h dependency.
2659 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2661 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2662 VAR_DECLs to have weak_import attribute.
2664 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2667 2004-01-03 Steven Bosscher <stevenb@suse.de>
2669 * passes.c (rest_of_compilation): Don't run regmove if only
2670 flag_expensive_optimizations, require flag_regmove instead.
2672 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2674 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2676 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2677 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2678 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2679 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2681 2005-01-03 Richard Henderson <rth@redhat.com>
2683 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2684 (ia64_const_ok_for_letter_p): New.
2685 (ia64_const_double_ok_for_letter_p): New.
2686 (ia64_extra_constraint): New.
2687 (ia64_expand_vecint_compare): New.
2688 (ia64_expand_vcondu_v2si): New.
2689 (ia64_expand_vecint_cmov): New.
2690 (ia64_expand_vecint_minmax): New.
2691 (ia64_print_operand): Add 'v'.
2692 (ia64_preferred_reload_class): New.
2693 (ia64_vector_mode_supported_p): New.
2694 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2695 (PREFERRED_RELOAD_CLASS): Move to function.
2696 (CONST_OK_FOR_LETTER_P): Move to function.
2697 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2698 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2699 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2700 (EXTRA_CONSTRAINT): Move to function.
2701 * config/ia64/ia64.md: Include vect.md.
2702 (itanium_class): Add mmalua.
2704 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2706 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2707 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2709 (const_int_2bit_operand): New.
2710 (fr_reg_or_0_operand): New.
2711 * config/ia64/ia64-modes.def: Add vector modes.
2712 * config/ia64/ia64-protos.h: Update.
2713 * config/ia64/vect.md: New file.
2715 2005-01-03 Richard Henderson <rth@redhat.com>
2717 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2719 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2722 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2724 (log1pdf2): Change mode of operands[0,1] to DFmode.
2726 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2728 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2729 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2730 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2731 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2732 SPARC_RELAXED_ORDERING.
2734 2005-01-03 Richard Henderson <rth@redhat.com>
2735 Uros Bizjak <uros@kss-loka.si>
2738 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2739 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2740 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2742 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2743 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2744 const_pow2_1_to_128_operand): New predicates.
2746 2005-01-02 Greg McGary <greg@mcgary.org>
2748 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2750 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2751 object. [ptr_type]: Remove unused variable.
2752 Remember nearest addressable array-element or record-component
2753 when checking bitfield components. Tolerate empty BIND_EXPR.
2755 2005-01-01 Richard Henderson <rth@redhat.com>
2757 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2758 that don't narrow the value. Fail for other conversions.
2760 2005-01-01 Richard Henderson <rth@redhat.com>
2763 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2764 * c-lang.c (finish_file): Don't do it here.
2765 * objc/objc-act.c (objc_finish_file): Likewise.
2767 * cgraph.c (decl_assembler_name_equal): New.
2768 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2769 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2770 * cgraph.h (struct cgraph_varpool_node): Add next.
2771 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2772 * varasm.c (assemble_alias): Mark the target as needed.
2774 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2777 * function.c (get_arg_pointer_save_area): Use entry_of_function
2778 instead of get_insns.
2780 2005-01-01 Roger Sayle <roger@eyesopen.com>
2781 Andrew Pinski <pinskia@physics.uc.edu>
2782 James E. Wilson <wilson@specifixinc.com>
2784 PR rtl-optimization/12092
2785 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2788 2005-01-01 Roger Sayle <roger@eyesopen.com>
2789 Olivier Hainque <hainque@act-europe.fr>
2791 * tree.c (int_fits_type_p): A narrower type always fits in a
2792 wider one, except for negative values into unsigned types.
2794 2005-01-01 Roger Sayle <roger@eyesopen.com>
2796 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2797 with the original constant rather than require TREE_OVERFLOW.
2799 2005-01-01 Steven Bosscher <stevenb@suse.de>
2802 * c-decl.c (finish_function): If compiling C99, annotate the
2803 compiler generated return with the current file name and line 0.
2804 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2805 the source line is greater than 0.
2806 (remove_bb): Likewise.
2808 See ChangeLog.12 for earlier changes.